Malone did not seem prepared to carry on briskly a conversation of this sort; he began to knock the heels of his boots together, and yawn . 马龙似乎不准备精神抖擞地将这种交谈继续下去，他开始叩击自己两只靴后跟，打起呵欠来。
Joe , i ' m going to knock off work early this afternoon 我今天下午要提前收工了。
Except to knock on the door and say where we ' re at 除了敲门告诉他们是在什么地方
Except to knock on the door and say where we ' re at 除了敲门告诉他们是在什么地方
Gas . they want to knock us out before they attack us 是毒气，他们想把我们逼出去
They are liable to knock him off if he talks 要是他讲出来，他们很可能谋杀他。
Gas . they want to knock us out before they attack us 是毒气，他们想把我们逼出去
My father used to knock my brother around a lot 我的父亲以前常殴打我的弟弟。
We tried to knock it down by crashing a car into it 我们曾经想通过撞车来把它弄倒
I had to knock the branches back to reach the hut 我得把树枝推开后才能到达棚屋。
